/Engine/Source/Runtime/CoreUObject/Public/UObject/Package.h
Delegate type for when a package is about to be saved
typedef TMulticastDelegate_TwoParams< void, class [UPackage](API\Runtime\CoreUObject\UObject\UPackage) *, [FObjectPreSaveContext](API\Runtime\CoreUObject\UObject\FObjectPreSaveContext) > FPreSavePackageWithContext